Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from an uninitialized ndev pointer, which could lead to a null pointer dereference...

SUSE CVE-2022-50380

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

CVE-2023-53442

In the Linux kernel, the following vulnerability has been resolved: ice: Block switchdev mode when ADQ is active and vice versa ADQ and switchdev are not supported simultaneously. Enabling both at the same time can result in nullptr dereference. To prevent this, check if ADQ is active when changi...

DEBIAN-CVE-2023-53442

In the Linux kernel, the following vulnerability has been resolved: ice: Block switchdev mode when ADQ is active and vice versa ADQ and switchdev are not supported simultaneously. Enabling both at the same time can result in nullptr dereference. To prevent this, check if ADQ is active when changi...

DEBIAN-CVE-2022-50405

In the Linux kernel, the following vulnerability has been resolved: net/tunnel: wait until all skuserdata reader finish before releasing the sock There is a race condition in vxlan that when deleting a vxlan device during receiving packets, there is a possibility that the sock is released after...

CVE-2023-53419

CVE-2023-53419 : Linux kernel fix for a NULL-pointer dereference in PREEMPT_RT RCU code. The vulnerability arises when CPU2 reads rnp->exp_tasks without holding rnp->lock while CPU1 may update rnp->exp_tasks to NULL, leading to a dereference of a NULL pointer. The documented fix is to ho...

CVE-2022-50380

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

DEBIAN-CVE-2022-50380

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

CVE-2022-50380

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

UBUNTU-CVE-2022-50380

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

CVE-2022-50380 mm: /proc/pid/smaps_rollup: fix no vma's null-deref

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

CVE-2022-50380 mm: /proc/pid/smaps_rollup: fix no vma's null-deref

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

CVE-2022-50380

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

CVE-2022-50380

Affected software: Linux kernel. Vulnerable component: mm: /proc/pid/smaps_rollup (show_smaps_rollup). Root cause: a null-deref when there are no VMAs in the task, introduced by commit 258f669e7e88 that converted to a single value seq_file. Impact stated: availability impact is HIGH in CVSS metri...

CVE-2022-50380 mm: /proc/pid/smaps_rollup: fix no vma's null-deref

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smapsrollup: fix no vma's null-deref Commit 258f669e7e88 "mm: /proc/pid/smapsrollup: convert to single value seqfile" introduced a null-deref if there are no vma's in the task in showsmapsrollup...

PT-2025-38459

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The nilfs2 sysfs support in the Linux kernel has issues with the timing of creation and deletion of sysfs entries. This can lead to null pointer dereferences, use-after-free conditions,...

AlmaLinux 9 : python-cryptography (ALSA-2025:15874)

The remote AlmaLinux 9 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2025:15874 advisory. python-cryptography: NULL-dereference when loading PKCS7 certificates CVE-2023-49083 Tenable has extracted the preceding description block directly from the...

PT-2025-51603

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s DRM/amdgpu/atom subsystem. Specifically, a potential NULL pointer dereference can occur in the atom get src int function when accessing WS entries if...

PT-2025-42265

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s ath11k module related to a NULL dereference within the ath11k qmi m3 load function. Specifically, if ab-fw.m3 data points to data, the fw pointer can...

PT-2025-38328

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null dereference issue was resolved in the Linux kernel related to the /proc/pid/smaps rollup functionality. The issue was introduced by commit 258f669e7e88, which converted the...